: This textbook by Robert L. Mott often includes software modules (MDESIGN) that conform to the DIN standards used in Roloff/Matek. Shigley's Mechanical Engineering Design
However, finding an official English PDF or print version is a common challenge for international engineers. Here is the current state of "Roloff/Matek" in English and how you can access its high-level engineering insights. 1. The Language Reality roloff matek maschinenelemente pdf english